@article{TMF_1981_46_1_a9,
     author = {\`E. G. Petrov},
     title = {Kinetic equations for quantum subsystems with finite number of degrees of freedom in a~condensed medium},
     journal = {Teoreti\v{c}eska\^a i matemati\v{c}eska\^a fizika},
     pages = {99--110},
     publisher = {mathdoc},
     volume = {46},
     number = {1},
     year = {1981},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/TMF_1981_46_1_a9/}
}